Earth Systems Science

Study Indicates Human-caused Dust Events are Linked to Fallow Farmland

June 2, 2025

The Central Valley is a major contributor to a growing dust problem, in large part because of agriculture, researchers say.

An average of more than 1 million acres of idled farmland a year is a significant contributor to a growing dust problem in California that has implications for millions of residents’ health and the state’s climate. A new study published in Nature Communications Earth and Environment...

Research Shows Global Photosynthesis on the Rise

Plant photosynthesis was stable for hundreds of years before the industrial revolution, but grew rapidly in the 20th century, according to new research published today in Nature. “Virtually all life...

Study: Dust Helps Regulate Sierra Nevada Ecosystems

“Collecting dust” isn’t usually considered a good thing. But dust from as near as the Central Valley and as far away as the Gobi Desert in Asia provides more nutrients — especially critical...

Paleorecord Critical to Future Conservation Efforts, Scientists Say

The rapid pace of global change has large impacts on nature, and on the work conservation biologists will have before them, too. From here on out, experts say, the fossil record is going to be...

Study: Warming Could Slow Upslope Migration of Trees

By Dan Krotz, Lawrence Berkeley National Laboratory Scientists expect subalpine trees to advance upslope as global temperatures increase, following their climate up the mountains. But new research...

Picking Over the Past Provides Clues to the Future

UC Merced professors Jessica Blois and Justin Yeakel and their graduate students are sifting through time, picking out tiny clues that will give them a mouse’s eye view of the ecosystem that...

The Real Horror of ‘Frankenstein:’ Human Extinction

If fictional scientist Victor Frankenstein had created a mate for his nameless Creature, humans would have gone extinct in about 4,000 years, according to a new study co-authored by a UC Merced ...

Researchers Eye Foggy Link Between Redwoods, Climate Change

Most Americans have probably seen gorgeous photos of fog winding its way through California’s coastal redwoods. The trees are one of the state’s most prominent icons, drawing more than 2 million...

Computational Training Expanding at UC Merced Through New Grants

Graduate students at the University of California, Merced, will benefit from extensive new research, funding and training opportunities, thanks to two National Science Foundation (NSF) grants...

Professor’s Early Career Work Recognized With Award

Professor Jessica Blois is the newest recipient of the International Biogeography Society’s MacArthur & Wilson Award recognizing early career work and contributions to biogeography. Blois, a...